Finding the Third Proportional to 337,112.72 and 724,249.69

Step by Step Solution

1. Step 1: Write the proportion equation
   337,112.72 : 724,249.69 = 724,249.69 : x
2. Step 2: Convert to fraction form
   337,112.72/724,249.69 = 724,249.69/x
3. Step 3: Cross multiply
   337,112.72x = 724,249.69 × 724,249.69
4. Step 4: Simplify right side
   337,112.72x = 524,537,609,843.85
5. Step 5: Solve for x
   x = 524,537,609,843.85/337,112.72
6. Step 6: Final answer
   x = 1,555,970.99